Finding the Fourth Proportional to 3,568.50, 5,352.82 and 971.51

Step by Step Solution

1. Step 1: Write the proportion equation
   3,568.50 : 5,352.82 = 971.51 : x
2. Step 2: Convert to fraction form
   3,568.50/5,352.82 = 971.51/x
3. Step 3: Cross multiply
   3,568.50x = 5,352.82 × 971.51
4. Step 4: Simplify right side
   3,568.50x = 5,200,288.97
5. Step 5: Solve for x
   x = 5,200,288.97/3,568.50
6. Step 6: Final answer
   x = 1,457.28